Unusual Options Activity
ARM Unusual Options Activity - Arm - American Depositary Shares
- Last active day
- October 7, 2026
- Active days (30d)
- 22
- Biggest recent print
- Call $330.0000 · $2.4M
AI summary
On October 6, 2026, Arm Holdings plc (ARM) experienced notable options activity, with a total of 12 prints recorded. The call premium significantly outweighed the put premium, totaling approximately $9.95 million for calls compared to around $308,000 for puts. The most prominent trades included a call option with a strike price of $342.50 expiring on October 9, 2026, which had a premium of $45,018 and a volume-to-open interest (Vol/OI) ratio of 7.0. Other significant call options included strikes at $337.50, $315.00, and $330.00, with premiums of $81,224, $416,020, and $2,374,440, respectively. The Vol/OI ratios for these calls ranged from 2.4 to 5.7. In contrast, put options were less active, with the highest premium being $170,060 for a $285.00 strike expiring on the same date, showing a Vol/OI ratio of 1.8. Overall, the activity reflects a strong preference for calls in this trading session.
AI-generated summary
Prints on October 7, 2026
| Ticker | Side | Strike | Expiry | Vol/OI | Premium | IV | New |
|---|---|---|---|---|---|---|---|
| ARM | Call | $315.0000 | 10/09/26 (3d) | 4.2× | $416K | 71% | |
| ARM | Call | $330.0000 | 10/16/26 (10d) | 2.4× | $2.4M | 66% | |
| ARM | Call | $320.0000 | 10/09/26 (3d) | 2.4× | $651K | 72% | |
| ARM | Call | $305.0000 | 10/09/26 (3d) | 2.0× | $814K | 69% | |
| ARM | Call | $310.0000 | 10/09/26 (3d) | 1.6× | $1.0M | 69% | |
| ARM | Call | $307.5000 | 10/09/26 (3d) | 1.7× | $396K | 69% | |
| ARM | Call | $330.0000 | 10/09/26 (3d) | 1.5× | $304K | 76% |
History
- 2026-10-077 prints$6.0M calls$0K puts
- 2026-10-0612 prints$9.9M calls$308K puts
- 2026-10-0517 prints$13.6M calls$2.4M puts
- 2026-10-0223 prints$12.4M calls$5.0M puts
- 2026-10-019 prints$6.1M calls$4.1M puts
- 2026-09-3018 prints$7.8M calls$135.6M puts
- 2026-09-2924 prints$8.0M calls$133.7M puts
- 2026-09-2821 prints$7.1M calls$4.8M puts
- 2026-09-2530 prints$25.5M calls$8.7M puts
- 2026-09-2432 prints$25.5M calls$11.0M puts
- 2026-09-2319 prints$14.7M calls$25.5M puts
- 2026-09-2234 prints$59.8M calls$24.7M puts
- 2026-09-2131 prints$68.0M calls$284K puts
- 2026-09-1820 prints$29.6M calls$130K puts
- 2026-09-1714 prints$14.1M calls$70K puts
- 2026-09-165 prints$859K calls$618K puts
- 2026-09-154 prints$360K calls$618K puts
- 2026-09-143 prints$1.5M calls$271K puts
- 2026-09-119 prints$13.4M calls$2.1M puts
- 2026-09-1012 prints$12.5M calls$2.5M puts
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